From ad3aeb5109df4e2191eca7d6d96eb8825901e34d Mon Sep 17 00:00:00 2001
From: mwojcik <mw@m-labs.hk>
Date: Wed, 23 Mar 2022 10:41:06 +0800
Subject: [PATCH] fix (workaround) drtioaux packets being corrupted

---
 src/libboard_artiq/src/drtioaux.rs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/libboard_artiq/src/drtioaux.rs b/src/libboard_artiq/src/drtioaux.rs
index 4971502..1e2534a 100644
--- a/src/libboard_artiq/src/drtioaux.rs
+++ b/src/libboard_artiq/src/drtioaux.rs
@@ -66,6 +66,13 @@ pub fn copy_work_buffer(src: *mut u16, dst: *mut u16, len: isize) {
             *dst.offset(i) = *src.offset(i);
             *dst.offset(i+1) = *src.offset(i+1);
         }
+        // workaround for corrupted writes
+        // check and re-write
+        for i in 0..len {
+             if *dst.offset(i) != *src.offset(i) {
+                *dst.offset(i) = *src.offset(i);
+            }
+        }
     }
 }